Yasuka Nakamura

ORCID: 0000-0002-8479-5634
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About
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Research Areas
  • Magnetic properties of thin films
  • Maternal Mental Health During Pregnancy and Postpartum
  • Magnetic Properties and Applications
  • Theoretical and Computational Physics
  • Maternal and Perinatal Health Interventions
  • Characterization and Applications of Magnetic Nanoparticles
  • Pregnancy-related medical research
  • Pelvic floor disorders treatments
  • Gestational Diabetes Research and Management
  • Disaster Response and Management
  • Adhesion, Friction, and Surface Interactions
  • Magnetic Properties of Alloys
  • Physics of Superconductivity and Magnetism
  • Advanced MRI Techniques and Applications
  • Breastfeeding Practices and Influences
  • Mobile Health and mHealth Applications
  • Disaster Management and Resilience
  • Attachment and Relationship Dynamics
  • Workplace Health and Well-being
  • Phase-change materials and chalcogenides
  • Metallic Glasses and Amorphous Alloys
  • Musculoskeletal pain and rehabilitation
  • Employment and Welfare Studies
  • Advanced Data Storage Technologies
  • Anorectal Disease Treatments and Outcomes

Tohoku University
2015-2024

Yamagata Prefectural University of Health Sciences
2024

Furuno (Japan)
2021

Pregnant and postpartum women are especially vulnerable to natural disasters. These suffer from increased risk of physical mental issues including pregnant related problems. Typhoon Haiyan (Yolanda), which hit the Philippines affected a large number people caused devastating damages. During after typhoon, were forced live in particularly difficult circumstances. The purpose this study was determine concerns problems regarding public health needs coping mechanisms among during shortly...

10.1371/currents.dis.29e4c0c810db47d7fd8d0d1fb782892c article EN PLoS Currents 2016-01-01

The purpose of this study was to assess the factor structure and measurement invariance Coparenting Relationship Scale (CRS) across 10 countries based on seven-factor coparenting model (i.e., Agreement, Closeness, Exposure Conflict, Support, Endorsement Partner's Parenting; Division Labor) proposed by Feinberg (2003). results research from numerous have documented its foundational importance for parent mental health, family relationship quality, child development, psychopathology. Yet, a...

10.1037/fam0001228 article EN Journal of Family Psychology 2024-06-06

Quality of life, comfort, and wellbeing during pregnancy are essential for every country in the world. Pregnancy is considered a preparation period becoming mother. Maternal role development, including confidence satisfaction as mother, important transition to motherhood. Negative psychosocial affect, such increased anxiety distress, adversely influences childbirth experience childcare, which contributes postpartum depression. However, impact positive feelings on maternal development remains...

10.1620/tjem.235.53 article EN The Tohoku Journal of Experimental Medicine 2015-01-01

Abstract This cross‐sectional study explored the comfort and quality of life in hospitalized, preterm, pregnant women compared with outpatients, identified relationship between comfort, life, hospitalization. Two‐hundred‐and‐twenty‐one hospitalized who met inclusion criteria were recruited from obstetric units, 1015 outpatient units Japan. The questioned on six domains Japanese Short‐Form‐36 version 2 (bodily pain, general health, vitality, role emotional, social functioning, mental health)...

10.1111/j.1442-2018.2011.00676.x article EN Nursing and Health Sciences 2012-03-21

The induced uniaxial anisotropy field in thin permalloy and CoZrNb films was investigated. value of the H/sub k/ 77-81 at%Ni concentration found to decrease as film thickness decreased below 20 nm, even after annealing procedure a magnetic field. at 3 nm be nearly half that nm. A series amorphous showed qualitatively similar dependence N/sub k/. Moreover, reduction observed 77 K. On other hand, easy axis Ni/sub 79/Fe/sub 21/ thinner than switched direction by with perpendicular as-deposited...

10.1109/20.908623 article EN IEEE Transactions on Magnetics 2000-01-01

During pregnancy, women experience various emotional changes. Previous research has investigated positive emotion influenced childbirth outcomes positively. This study explored the extent of which pregnant aware their own pregnancy life subjectively and variables related to changes thereof. was an adjunct Japan Environment Children's Study is a nationwide epidemiological identify impact environmental factors on health development children in Miyagi Prefecture. Data were collected at 12 weeks...

10.1620/tjem.245.223 article EN The Tohoku Journal of Experimental Medicine 2018-01-01

Maternal mental illnesses during early postpartum may be caused by lack of the coparenting relationship parents share and cooperate regarding child-rearing. This study clarifies association negative health mothers at one three months after childbirth. conducted a secondary analysis data from an intervention wherein 24 rearing their first child with cohabitant (husband/partner) participated. was evaluated using Edinburgh Postnatal Depression Scale to determine depressive symptoms...

10.3390/healthcare9040375 article EN Healthcare 2021-03-28

Abstract Objectives Women working in the medical field may be at risk for pelvic floor dysfunction due to high physical activity levels leading increased abdominal pressure; however, actual situation remains unknown. This study aimed clarify prevalence of symptoms and its associated factors among Japanese women field. Methods A cross‐sectional was conducted female employees a public hospital Japan from July August 2020. Participants answered web‐based questionnaire. Three types related were...

10.1111/luts.12455 article EN LUTS Lower Urinary Tract Symptoms 2022-06-27

Maternal psychosocial adaptation to pregnancy is significant task for women during pregnancy. Antepartum hospitalization often characterized by maternal anxiety, boredom, feelings of imprisonment, and loneliness. The purpose this study was explore hospitalized pregnant compared with such in low-risk from a reference population. This cross-sectional convenience samples high-risk mothers. carried out five hospitals two clinics between March December 2009 several areas Japan. Subjects were 189...

10.4081/nursrep.2011.e9 article EN Nursing Reports 2011-11-11

Having and raising children can be a source of joy for parents. However, the transition to parenthood is associated with certain degree strain stress, couple relationship quality often declines during transition. Coparenting, shared responsibility childrearing, benefits both parents an important aspect parenthood. In this quasi-experimental study, we aimed develop education program in Japan that focuses on coparenting among couples expecting their first child. Twenty-one healthy voluntarily...

10.1620/tjem.249.9 article EN The Tohoku Journal of Experimental Medicine 2019-01-01

We examined the experiences of a public health nurse (PHN) in rural area affected by Great East Japan Earthquake. used an ethnographic method to obtain in-depth information about her experiences, from which six themes were developed. The PHN risked life protect members community, but she remained anxious see own young children as soon possible. Nevertheless, was strongly committed helping community and continued work for them. suggest creating practical system allow PHNs safety their...

10.1080/07399332.2014.942908 article EN Health Care For Women International 2014-08-07

The purpose of the present study was to describe effective nursing care through evaluation a intervention that enhanced acceptance pregnancy and focused on comfortable experience for pregnant women.Thirty-two subjects who were expected have normal assigned into either or control group. consisted use diary four interviews, two which held in first trimester, one second third trimester. given recorded tapes field notes. data analyzed using qualitative content analysis method.As result analyzing...

10.1111/j.1742-7924.2010.00134.x article EN Japan Journal of Nursing Science 2010-03-01

Previous studies have proposed that pelvic misalignment may be associated with stress urinary incontinence through a decrease in the contractile function of floor muscles; however, this relationship remains unclear. This study aimed to clarify between low back pain, an indication misalignment, and at 3 months postpartum. We conducted cross-sectional women who gave birth full-term babies July 2008 2009. Stress was defined as leakage when coughing, sneezing, or exercising. Low pain ribs...

10.5582/ddt.2022.01015 article EN Drug Discoveries & Therapeutics 2022-02-28

The induced uniaxial anisotropy field H/sub k/ in very thin films sandwiched by Ta or Cu layers was investigated. value of the Ta/Cu/Ni/sub 79/Fe/sub 21//Cu/Ta film decreases as thickness below 20 nm, even after an annealing procedure a magnetic field. This reduction is similar to that Ta/Ni/sub 21//Ta films, indicating independent surface energy and/or crystal structure seed layers. magnetostriction /spl lambda//sub p-p/ Ta/NiFe/Ta gradually increases decreases, which coincident with k/....

10.1109/20.951164 article EN IEEE Transactions on Magnetics 2001-07-01

Abstract Aim To describe the characteristics of objectively measured physical activity (PA) during 2nd and 3rd trimesters pregnancy using a accelerometer. Methods This was longitudinal observational study wherein PA in pregnant women for seven consecutive days accelerometer (Silmee W10, TDK, Japan). Results A total 34 primiparous were examined. There no statistically significant difference amount pregnancy. Sub‐group analysis demonstrated that full‐time housewife group increased...

10.1111/jjns.12294 article EN Japan Journal of Nursing Science 2019-08-29

Abstract Objective: The presence of various menopausal symptoms could decrease work performance because symptom management strategies differ, and it is difficult to control all at work. aim this study was examine the relationship between number experienced in working women. Methods: An online cross-sectional conducted with 599 Japanese women aged 45 65 years. To represent performance, absolute presenteeism measured using version World Health Organization Work Performance Questionnaire short...

10.1097/gme.0000000000001698 article EN Menopause The Journal of The North American Menopause Society 2020-11-23

Physical activity (PA) during pregnancy is associated with maternal benefits. Therefore, innovative strategies that promote PA are needed. This study investigated the acceptability and feasibility of a sedentary behavior (SB) reduction program pregnancy. The employed semi-experimental research design using historical control subjects. intervention group consisted individual face-to-face guidance, automatic alerts SB from wearable devices, self-monitoring patterns, 20 gestation weeks to...

10.3390/healthcare8040439 article EN Healthcare 2020-10-29

Magnetic recording in coupled granular/continuous (CGC) media is simulated using a three-dimensional (3-D) micromagnetic model. Pinning sites are introduced via random anisotropy constant K/sub u/, which follows log-normal distribution with mean value <K sub="" u="" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink"/> of 1 /spl times/ 10/sup 6/ (ergs/cc) and standard deviation sigma//sub Ku/ (ergs/cc). For range Ku/, we vary the thickness continuous...

10.1109/tmag.2002.801831 article EN IEEE Transactions on Magnetics 2002-09-01

In a simulation of perpendicular recording media, the exchange coupling between adjacent cells was broken at random to provide domain wall pinning sites. The introduction such sites can improve signal/noise ratio strongly coupled media by reducing susceptibility stray fields and thus unwanted erasure recorded data.

10.1109/20.800660 article EN IEEE Transactions on Magnetics 1999-01-01

The magnetic properties and recording performance of hard/soft-stacked media consisting a magnetically hard layer (9-10 nm) underneath very thin soft (2 with large saturation magnetization were investigated. Magnetic energy calculations revealed that reducing the strength interfacial exchange coupling between layers reduces remanence coercivity, Hr. Moreover, an increase in <Mssoft> significantly enhances Hr reduction. It is theoretically predicted grain volume (10 nm)/soft stacked having...

10.3379/jmsjmag.31.178 article EN Journal of the Magnetics Society of Japan 2007-01-01

Recent simulations of coupled granular/continuous (CGC) perpendicular media are reviewed, and mechanisms previously shown to reduce bit transition irregularity clarified using a three-dimensional micromagnetic model that includes simple representation grain shape irregularity. Increasing intergranular exchange coupling is found resolve magnetic clusters at the into smaller switching units. This amplitude cross-track correlation length The signal-to-noise ratio (SNR) high-density granular CGC...

10.1109/tmag.2003.808994 article EN IEEE Transactions on Magnetics 2003-03-01

In Japan, midwives perform Japanese hands-on (perineal support), which is important to prevent perineal tears and deliver safely. However, it difficult for trainee acquire the procedures. Therefore, advanced delivery simulator that enables evaluate skill objectively demanded. this paper, realizing simulator, we focus on pressure of midwives' fingers palms during hands-on. Fundamental experiments were carried out using flexible sensors. experiments, six experts hand-on normal phantom. From...

10.3233/jae-141898 article EN International Journal of Applied Electromagnetics and Mechanics 2014-05-06
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